Energy Monitors · Head to head

Refoss EM06P vs Shelly EM Gen3

Full Smart Energy Monitors comparison in 2026

Updated September 2026
Data from Amazon and official Refoss and Shelly sites.
2026 verdict
Shelly EM Gen3 is the more complete option versus Refoss EM06P in 2026, helped most by rating, warranty, and connectivity.
Shelly EM Gen3
Winner
Shelly EM Gen3
$69.99
Buy on Amazon USACheck price
The comparison tilts its way because of rating, warranty, and connectivity, with integrations and data & monitoring keeping it in front. Refoss EM06P remains a niche alternative if metering matters more than the rest of the comparison. As a general recommendation, Shelly EM Gen3 comes out on top.
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FeatureRefoss EM06PShelly EM Gen3Winner
Rating4.54.6Shelly EM Gen3
Warranty2 years3 yearsShelly EM Gen3
MeteringThree-Phase Support, Solar Net Metering, Power Factor ReadingsSolar Net Metering, Power Factor ReadingsRefoss EM06P
Connectivity2.4 GHz WiFi2.4 GHz WiFi, BluetoothShelly EM Gen3
IntegrationsHome AssistantGoogle Home, Alexa, Samsung SmartThings, Home AssistantShelly EM Gen3
Data & MonitoringEnergy Cost Tracking, Data Export, Usage AlertsEnergy Cost Tracking, Time-of-Use Rates, Data Export, Usage AlertsShelly EM Gen3
Relay OutputNOYESShelly EM Gen3
Breaker Panel InstallYESYESTie
Smart Meter PortNONOTie
Local ControlLocal API, MQTT, Local Web InterfaceLocal API, MQTT, Local Web InterfaceTie
Load ManagementYESYESTie
Winner
Shelly

Shelly EM Gen3

$69.99
Buy on Amazon USACheck price
  • + Rating: 4.6
  • + Warranty: 3 years
  • + Connectivity: 2.4 GHz WiFi, Bluetooth
  • - Metering: Solar Net Metering, Power Factor Readings vs Three-Phase Support, Solar Net Metering, Power Factor Readings

Frequently Asked Questions

Which is better overall: Refoss EM06P or Shelly EM Gen3?

Shelly EM Gen3 has the stronger overall profile in this comparison, especially for rating, warranty, and connectivity.

What is the biggest difference between Refoss EM06P and Shelly EM Gen3?

Rating is one of the clearest differences: Refoss EM06P lists 4.5, while Shelly EM Gen3 lists 4.6.

Who should buy Refoss EM06P?

Choose Refoss EM06P if your priority is metering and that matters more than rating.

Who should buy Shelly EM Gen3?

Choose Shelly EM Gen3 if your priority is rating and warranty and that matters more than metering.

Full comparison table

Compare all 23 Energy Monitors side by side

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  • 23 Energy Monitors
  • 46 specs compared
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